VAG 8K0805399A Front Crashbar Hexagon Socket Head Bolt 7X22

( Brand: Vag ), ( Manufacturer Part Number: 8K0805399A )

Review VAG Audi Volkswagen Front Crashbar Hexagon Socket Head Bolt 7x22 Genuine

The **VAG 8K0 805 399A** is a high-performance front crash bar bolt designed specifically for Audi and Volkswagen vehicles, ensuring optimal structural integrity and safety in the event of a collision. This **hexagon socket head bolt**, measuring **7mm in diameter with a thread length of 22mm**, is engineered to meet the stringent quality and precision standards set by Volkswagen Group, making it an essential component for maintaining the structural integrity of the front crash bar assembly. Crafted from high-grade, cold-forged steel, this bolt is heat-treated to achieve superior tensile strength and resistance to fatigue, ensuring long-term reliability under extreme stress conditions. Its precise **M7 thread pitch** guarantees a secure and consistent fit within the crash bar s mounting points, preventing loosening or failure during dynamic loading scenarios such as frontal impacts or off-road driving. The **hex socket design** allows for easy installation and removal using a 7mm socket wrench, facilitating efficient maintenance and repairs without compromising the bolt s structural performance. This part is a direct fit for select Audi and Volkswagen models, including those equipped with the **hexagon-style crash bar mounting system**, and is often specified in factory service manuals for original equipment replacement. Whether used in original equipment applications, aftermarket modifications, or professional collision repairs, this bolt exemplifies Volkswagen s commitment to engineering safety and durability into every critical component of their vehicles.

### **Analysis of buying a VAG 8K0805399A Audi/Volkswagen Front Crash Bar Hexagon Socket Head Bolt (7x22)**

1. **Original Equipment Quality (OEM)** This bolt is manufactured to the same specifications as those used in Audi and Volkswagen vehicles, ensuring proper fitment, durability, and compatibility with the vehicle s structural components.

2. **Reliability and Safety** Crash bars are critical safety components. Using an OEM or high-quality aftermarket bolt reduces the risk of failure during a collision, which could compromise vehicle integrity.

3. **Easy Availability** As a common VAG (Volkswagen Group) part, it is widely stocked by auto parts retailers, dealerships, and online suppliers, making it convenient to source.

4. **Standardized Threading (7x22)** The metric threading (M7 x 22 mm) is a common size, meaning it can often be used interchangeably with other VAG or aftermarket bolts if needed for repairs or modifications.

5. **Long-Term Durability** High-quality steel and proper heat treatment ensure the bolt will resist corrosion, fatigue, and deformation over time, especially in harsh conditions.

6. **Dealer or OEM Warranty** If purchased from an authorized dealer or directly from VAG, it may come with a warranty, providing peace of mind against defects.

7. **No Modification Needed** Unlike some aftermarket parts, this bolt is designed to fit directly without requiring additional machining or adapters.

---

1. **Cost** OEM bolts are typically more expensive than generic aftermarket alternatives. While the price difference may be minimal for a single bolt, bulk purchases or frequent replacements could add up.

2. **Limited Customization** If you are looking for specialized finishes (e.g., black oxide, zinc plating) or alternative materials (e.g., stainless steel), OEM bolts may not offer these options.

3. **Potential Counterfeit Risks** Purchasing from untrusted sellers (especially online marketplaces) could result in counterfeit or substandard bolts that fail under stress. Always verify the seller s reputation.

4. **Overkill for Minor Repairs** If the bolt is only needed for a non-critical repair (e.g., cosmetic or non-structural), an aftermarket bolt of equivalent quality may suffice at a lower cost.

5. **Lead Time** Depending on the supplier, OEM parts may take longer to arrive compared to widely available aftermarket options.

---

The **VAG 8K0805399A bolt is a sound choice** for safety-critical applications such as front crash bar assembly in Audi or Volkswagen vehicles. Its OEM quality ensures reliability, proper fitment, and compliance with vehicle safety standards. While it may be slightly more expensive than aftermarket alternatives, the trade-off in performance and safety is justified, especially for original equipment replacements or professional installations.

For **budget-conscious buyers** who prioritize cost savings and are confident in the quality of aftermarket suppliers, a **high-grade aftermarket bolt with matching specifications (M7 x 22, hex head, socket-compatible)** from a reputable brand (e.g., Fel-Pro, ACDelco, or local auto parts stores) could be a viable alternative provided the seller offers warranties or certifications.

- You are replacing a failed or missing bolt in a safety-critical area.

- You value peace of mind with dealer-backed quality.

- You are working on a high-value or performance vehicle where reliability is paramount.

- You are on a tight budget and the bolt is for a non-critical repair.

- You have verified the aftermarket bolt meets VAG specifications (e.g., same material, thread pitch, and head style).

- You are purchasing from a trusted supplier with return policies or warranties.

**Final Note:** Always inspect the bolt for defects (e.g., cracks, improper threading) before installation. If in doubt, consult a mechanic or dealership to confirm compatibility and proper installation techniques.

Details:

TTRS 2017 -> RSQ3 2014 -2018. Part Number: 8K0805399A. Package Contains: 8K0805399A 1pcs.: Name: Bolt.

Linked Vehicles: A3/S3 2013 ->, A3 CABRIOLET 2015 ->, A4/S4 2013 - 2015, A5/S5 2010 - 2016, Q2 2017 ->, Q3 2012 ->, Q5 2009 - 2017, Q7 2016 ->, Q8 2019 ->, TT/TTS E-TRON RS3 RS4 2013 - 2016, RS5 RSQ3 2014 -2018, TTRS 2017 ->. Fitment guarantee is valid for vehicles without accidents or that were fixed/repaired by official dealer.

part #: 8k0805399a prices

• $9.50-$13.71

specifications vintagecarbumperus:

• for makes: Audi, Volkswagen
• brand: Vag
• mpn: 8k0805399a

payments vintagecarbumperus:

• wallet: Apple-pay
• credit card: Visa
• other

returns vintagecarbumperus:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

shipping vintagecarbumperus:

• type: Fixed
• cost: $0.00
• service: Economy, Expedited from outside US
• class: Economy, Expedited From Outside
• transit: 26-36 Days

offer vintagecarbumperus:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: February 13, 2026
• quantity: 1

seller vintagecarbumperus:

• # reviews: 9279
• city: Brooklyn, New York
• rating: 98.6%

general vintagecarbumperus:

• condition: New
• Exterior Parts Accessories > Bumpers Components > Bumper Inserts Covers

Vag 8K0805399A Is Similar To:

• Vag 8t0863529 8t0-863-529 2009-17 Audi A5 S5 Front Bumper Cover Adapter Bracket Left Genuine (48% similar) The part is in used condition so it might have wear of use. 2009 -17 audi a5 s5 front bumper cover/damping pan adapter bracket left driver side genuine 8T0-863-529, unit is in excellent working and visual condition, tested, fully functional, very clean. What you see in the pictures is what will ...(November 17th, 2023)
• Vag 4l0807819b41 Oem Genuine Audi Q7 07-09 Rear Bumper Tow Hook Bar Cover Cap 4l0807819 (18.8% similar) Oem genuine audi q7 07-09 rear bumper tow hook bar cover cap 4L0807819. Shipped with USPS ground advantage. Condition is used...(October 8th, 2024)
• Vag 8r0807110a 2009-2012 Audi Q5 S Line Front Bumper Center Lower Grey Spoiler Cover Oem 09-12 (31.6% similar) Happy buying. Shipping for this item is free continental USA only. 2009 -2012 audi Q5S line front bumper lower grey spoiler cover oem 09-12. Will fit: 2009 -2012 audi Q5S line...(March 8th, 2025)
• Vag 4g8807241a 2012 2013 2014 2015 Audi A7 S7 Front Bumper Tow Hook Eye Cover Cap Trim Oem B143 (33.7% similar) Scratches all over. Color code unknown. Hook mount is broken. Remove from 2012 audi a...(September 26th, 2025)
• Vag 8t0807441cgru Audi A5 8t 2012 2016 Towing Eye Hole Plug Primed Genuine (38.2% similar) Part number: 8T0807441CGRU.: name: towing eye hole plug primed. Linked vehicles: audi a5 8t 2012 -2016. Package contains: 8T0807441CGRU 1PCS. Fitment guarantee is valid for vehicles without accidents or that were fixed/repaired by official dealer...(November 25th, 2025)
• Vag 8t0807241dgru Audi A5 S5 Facelift 2012-15 S-line Front Bumper Tow Hook Eye Cover Genuine 8t080 (43.1% similar) Fitment guarantee is valid for vehicles without accidents or that were fixed/repaired by official dealer.: name: towing eye hole plug primed. Part number: 8T0807241DGRU. Placement on vehicle: front. Linked vehicles: audi a5 face lift 2012 -2015 for vehicles with s-line package, s5 package. Package ...(January 12th, 2026)
• Vag 5k0807241aroh Volkswagen Golf Cover Cap Primed Genuine (45.4% similar) Linked vehicles: volkswagen golf/golf R32 2009 - 2011 , 2012 2013 , golf 5k 2009 - 2011 saloon, 2012 - 2013 cabriolet 51 2012 - 2016 , 2012 -, 2010 2014 , 2016 . Part number: 5K0807241AROH. Fitment guarantee is valid for vehicles without accidents or that were fixed/repaired by ...(February 18th, 2026)